RXXLD10

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

4 of 14

1414

www.unisonic.com.tw

QW-R102-025.I



ABSOLUTE MAXIMUM RATINGS (TA=25°C, unless otherwise specified.)

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VIN

18

V

ON/OFF Control Terminal Voltage (Note 2)

VC

18

V

Output Current

IOUT

1.0

A

Power Dissipation (with

infinite heat sink)

TO-220F-4/TO-252

TO-252-5

PD

8

W

SOP-8

2.78

W

HSOP-8

6.25

W

Junction Temperature

TJ

+150

°С

Operating Temperature

TOPR

-40 ~ +85

°С

Storage Temperature

TSTG

-40 ~ +150

°С

Note 1.Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

2.All are open except GND and applicable terminals.



ELECTRICAL CHARACTERISTICS

(VIN = VOUT (TYP.)+1V, IOUT = 0.5A, VC = 2.7V, TA = 25°С, unless otherwise specified.)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Input Voltage

R15LD10

VIN

2.35

18

V

R18LD10

2.35

18

R20LD10

VOUT+0.5

18

R25LD10

VOUT+0.5

18

R03LD10

VOUT+0.5

18

R33LD10

VOUT+0.5

18

R05LD10

VOUT+0.5

18

R12LD10

VOUT+0.5

18

Output Voltage

R15LD10

VOUT

1.45

1.5

1.55

V

R18LD10

1.75

1.8

1.85

R20LD10

1.95

2.0

2.05

R25LD10

2.438

2.5

2.562

R03LD10

2.925

3

3.075

R33LD10

3.218

3.3

3.382

R05LD10

4.875

5

5.125

R12LD10

11.7

12

12.3

Load Regulation

VOUT

IOUT = 5mA ~ 1A

0.2

2

%

Line Regulation

VOUT

VIN = VO (TYP)+1V~VO (TYP)+6V

IOUT = 5mA

0.1

1

%

Voltage for Control

(Note 1)

ON

VC (ON)

2

V

OFF

VC (OFF)

0.8

Current for Control

ON

IC (ON)

200

µA

OFF

IC (OFF)

VC = 0.4V

2

Quiescent Current

IQ

IOUT = 0A

1

2

mA

Output Off-State Dissipation Current

IQS

IOUT = 0A, VC = 0.4V

5

µA

Dropout Voltage(Note 2)

VD

IOUT = 1A

0.2

0.5

V

IOUT = 1A (For R12LD10)

0.2

0.75

Temperature Coefficient of Output

Voltage

TC VO

TJ = 0 ~ 125°C, IOUT = 5mA

±0.01

%/°С

Ripple Rejection

RR

45

60

dB

Notes: 1. In case of opening control terminal pin 2, output voltage turns off.

2. Input voltage shall be the value when output voltage is 95% in comparison with the initial value.